From 6fab3346d448298a24cee1faeb5fc8507a3b9712 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Thu, 10 Nov 2022 20:34:54 -0800
Subject: [PATCH] Add option to enable/disable largefile support

fallocate can be used to have 64bit off_t provided its compiled with
_FILE_OFFSET_BITS=64 which will be added automatically when
--enable-largefile is used.

Upstream-Status: Submitted [https://github.com/tytso/e2fsprogs/pull/129]
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 configure.ac    | 3 +++
 misc/e4defrag.c | 6 +-----
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/configure.ac b/configure.ac
index dff3d1ca..ec1c5b64 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1800,6 +1800,9 @@ OS_IO_FILE=""
   ;;
 esac]
 AC_SUBST(OS_IO_FILE)
+
+AC_SYS_LARGEFILE
+
 dnl
 dnl Make our output files, being sure that we create the some miscellaneous 
 dnl directories
diff --git a/misc/e4defrag.c b/misc/e4defrag.c
index 86e97ee3..e7175c37 100644
--- a/misc/e4defrag.c
+++ b/misc/e4defrag.c
@@ -195,10 +195,6 @@ static struct frag_statistic_ino	frag_rank[SHOW_FRAG_FILES];
 #error posix_fadvise not available!
 #endif
 
-#ifndef HAVE_FALLOCATE64
-#error fallocate64 not available!
-#endif /* ! HAVE_FALLOCATE64 */
-
 /*
  * get_mount_point() -	Get device's mount point.
  *
@@ -1568,7 +1564,7 @@ static int file_defrag(const char *file, const struct stat64 *buf,
 	/* Allocate space for donor inode */
 	orig_group_tmp = orig_group_head;
 	do {
-		ret = fallocate64(donor_fd, 0,
+		ret = fallocate(donor_fd, 0,
 		  (ext2_loff_t)orig_group_tmp->start->data.logical * block_size,
 		  (ext2_loff_t)orig_group_tmp->len * block_size);
 		if (ret < 0) {
-- 
2.38.1